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Links to other sources and reference material are included for accuracy. Any errors or omissions ? Please let us know through our contact form.

Please contact our friendly and knowledgeable technical sales colleagues to help guide you to the best ingredients to allow you to achieve your desired vitamin levels for your products.

 External Variables Effecting Vitamin Stability








 Retinol (A) xx x xx x o xx
 Thiamine (B1) x x x o xx x
 Riboflavin (B2) o x o o o x
 Pyridoxine (B6) xx x o x o x
 B12 x x x o o o
 Cholecalciferol (D3) x x xx x o x
 Tocopherol (E) x x o x x x
 Calcium pantothenate (B5) x x o o o o
 Nicotinic acid (B3) o o o o o o
 Biotin (B7) o x o o o x
 Folic acid (B9) xx x o xx o xx
 Ascorbic acid (C) o xx xx o x o

  (o stable x slightly sensitive, xx very sensitive) Source: Gadient, 1986

 (NB: ‘very sensitive’ refers to a reduction of around 20% after variable exposure)

 Relative Lost Activity of Vitamins in Commercial Premixes


Calcium pantothenate (B5)
  Tocopherol (E)
  Riboflavin (B2)
  Biotin (B7)
  Nicotinic acid (B3)
  Cholecalciferol (D3)
  Folic acid (B9)
  Thiamine (B1)
  Pyridoxine (B6)


Retinol (A)

 Source: Shurson et al. (1996)


 Beadlet vs. Spray Dried Product Types



 Stability Medium – High High
 Granulometry Fine Powder Fine Granular
 Homogeneity of mix High Medium
 Flowability Medium High
 Solubility in water Good Medium
 Caking Medium – High Low

 Source: Frye (1994)

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